Cheapest priced copy (Scourge): $3.99 at Card Kingdom, near mint, their price list as of .
Ancient Ooze 
Creature — Ooze · */* · Rare · Scourge · #112
Ancient Ooze's power and toughness are each equal to the total mana value of other creatures you control.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $3.99 to $14.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Scourge | 112 | Rare | $3.99 | $14.99 |
One ruling from Wizards of the Coast
- 4 October 2004You add up the mana value of all other creatures you control. Remember that tokens and face-down creatures have a cost of zero.